<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb>
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片试图区 -->
    <el-card>
      <div id="main" style="width: 1000px;height:400px;"></div>
    </el-card>
  </div>
</template>

<script>
import _ from 'lodash'
export default {
  data() {
    return {
      option: {
        title: {
          text: 'Stacked Line'
        },
        tooltip: {
          trigger: 'axis'
        },
        legend: {
          data: ['Email', 'Union Ads', 'Video Ads', 'Direct', 'Search Engine']
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        toolbox: {
          feature: {
            saveAsImage: {}
          }
        },
        xAxis: {
          type: 'category',
          boundaryGap: false,
          data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
        },
        yAxis: {
          type: 'value'
        },
        series: [
          {
            name: 'Email',
            type: 'line',
            stack: 'Total',
            data: [120, 132, 101, 134, 90, 230, 210]
          },
          {
            name: 'Union Ads',
            type: 'line',
            stack: 'Total',
            data: [220, 182, 191, 234, 290, 330, 310]
          },
          {
            name: 'Video Ads',
            type: 'line',
            stack: 'Total',
            data: [150, 232, 201, 154, 190, 330, 410]
          },
          {
            name: 'Direct',
            type: 'line',
            stack: 'Total',
            data: [320, 332, 301, 334, 390, 330, 320]
          },
          {
            name: 'Search Engine',
            type: 'line',
            stack: 'Total',
            data: [820, 932, 901, 934, 1290, 1330, 1320]
          }
        ]
      }
    }
  },
  components: {

  },
  methods: {

  },
  async mounted() {
    let myChart = echarts.init(document.getElementById('main'));
    const { data: res } = await this.$http.get('reports/type/1')
    if (res.meta.status !== 200) {
      return this.$message.error('获取图表数据失败！')
    }
    this.$message.success('获取图表数据成功！')
    console.log(res)

    const result = _.merge(res.data, this.option)
    myChart.setOption(result);
  },
  watch: {

  },
  computed: {

  }
}
</script>

<style lang='less' scoped>
</style>